Momentum-induced Zitterbewegung of massless relativistic quasiparticles emreged in an optical latticeShan Yang, Shan-Chao Zhang, Guan-Qiang Li and Zhi LiEur. Phys. J. B, 91 12 (2018) 314DOI: https://doi.org/10.1140/epjb/e2018-90468-x